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Aligning a float:left div to center?
...omplex code within the blocks, the layout may not be correctly centered anymore. Flexbox is more stable than float left.
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How to use transactions with dapper.net?
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Which equals operator (== vs ===) should be used in JavaScript comparisons?
...r ac_eq = (a === c); // true
This behavior is not always obvious. There's more to the story than being equal and being of the same type.
The rule is:
For value types (numbers):
a === b returns true if a and b have the same value and are of the same type
For reference types:
a === b returns true if ...
Matplotlib scatterplot; colour as a function of a third variable
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How do I tell matplotlib that I am done with a plot?
...Python will by default warn you if you open many figures: "RuntimeWarning: More than 20 figures have been opened.".
– rph
Sep 14 '18 at 5:26
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How can I stop a Postgres script when it encounters an error?
... .psqlrc is far from perfection
\set ON_ERROR_STOP on
there exists much more simple and convenient way - use psql with parameter:
psql -v ON_ERROR_STOP=1
better to use also -X parameter turning off .psqlrc file usage.
Works perfectly for me
p.s. the solution found in great post from Peter Eis...
Sending websocket ping/pong frame from browser
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How do you get centered content using Twitter Bootstrap?
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Ruby on Rails: How do I add a not null constraint to an existing column using a migration?
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